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18-01-2022
Mathematics

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Write an expression to represent the area of a right triangle with legs length as follow: 2x-2 and 4x+2

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yonas17 yonas17

18-01-2022

For Right angled triangle area
A=ab/2
(2x-2)(4x+2)/2
(8x^2+4x-8x-4)/2
(8x^2-4x-4)/2 take common term 2
2(4x^2-2x-2)/2
So A=4x^2-2x-2

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